%%MatrixMarket matrix coordinate real general
9 12 28                                           
1 1 1.0
1 2 1.0
1 3 1.0
2 1 1.0
2 4 1.0
2 5 1.0
2 6 1.0
2 7 1.0
2 8 1.0
3 3 1.0
3 6 1.0
3 8 1.0
3 9 1.0
4 2 1.0
4 6 2.0
4 9 1.0
5 4 1.0
5 7 1.0
5 8 1.0
6 10 1.0
7 10 1.0
7 11 1.0
8 10 1.0
8 11 1.0
8 12 1.0
9 5 1.0
9 11 1.0
9 12 1.0
